<?php
header("Content-Type: application/json");
$json = '{
  "data": [
    {
      "id": "1",
      "name": "资讯类",
      "floor_price": 0.3,
      "ceiling_price": 0.5,
      "size": ["300*50", "1242*2208", "640*100", "320*50", "210*140", "320*48"],
      "allowFormat": "Web Banner, App Banner, 开屏, 插屏, 信息流",
      "type": "JPG, PNG, GIF",
      "app_type": "WAP"
    },
    {
      "id": "2",
      "name": "视频类",
      "floor_price": 1,
      "ceiling_price": 2,
      "size": [
        "600*130",
        "640*100",
        "358*228",
        "984*328",
        "750*1040",
        "1920*1080"
      ],
      "allowFormat": "Web Banner, App Banner, 开屏, 信息流",
      "type": "JPG, PNG, GIF",
      "app_type": "APP"
    }
  ]
}';
echo $json;
?>